diff options
| author | Patrick Delaunay <patrick.delaunay@st.com> | 2020-03-18 09:25:00 +0100 |
|---|---|---|
| committer | Patrick Delaunay <patrick.delaunay@st.com> | 2020-05-14 09:02:12 +0200 |
| commit | 468f0508b58b02943942c47b66645a05244f2bbf (patch) | |
| tree | 5fc5106f04290e71e1c2a677d3103bfe38cbd737 /arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.h | |
| parent | 6ce1f4ad8d300272e7584a514d9be0c334754ff7 (diff) | |
stm32mp: stm32prog: add serial link support
Add a support of UART, using the same protocol than MCU STM32.
See "AN5275: USB DFU/USART protocols used in STM32MP1 Series
bootloaders" for details.
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Diffstat (limited to 'arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.h')
| -rw-r--r-- | arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.h b/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.h index 83b27980f5..c4fdb5b8c3 100644 --- a/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.h +++ b/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.h @@ -31,6 +31,7 @@ enum stm32prog_target { }; enum stm32prog_link_t { + LINK_SERIAL, LINK_USB, LINK_UNDEFINED, }; @@ -127,6 +128,14 @@ struct stm32prog_data { /* STM32 header information */ struct raw_header_s *header_data; struct image_header_s header; + + /* SERIAL information */ + u32 cursor; + u32 packet_number; + u32 checksum; + u8 *buffer; /* size = USART_RAM_BUFFER_SIZE*/ + int dfu_seq; + u8 read_phase; }; extern struct stm32prog_data *stm32prog_data; @@ -163,6 +172,8 @@ char *stm32prog_get_error(struct stm32prog_data *data); /* Main function */ int stm32prog_init(struct stm32prog_data *data, ulong addr, ulong size); +int stm32prog_serial_init(struct stm32prog_data *data, int link_dev); +bool stm32prog_serial_loop(struct stm32prog_data *data); bool stm32prog_usb_loop(struct stm32prog_data *data, int dev); void stm32prog_clean(struct stm32prog_data *data); |